1716225 has 36 divisors (see below), whose sum is σ = 3307824. Its totient is φ = 782880.

The previous prime is 1716217. The next prime is 1716241. The reversal of 1716225 is 5226171.

1716225 = T₁₃₆ + T₁₃₇ + ... + T₂₃₃.

It is not a de Polignac number, because 1716225 - 2³ = 1716217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1716195 and 1716204.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3442 + ... + 3908.

It is an arithmetic number, because the mean of its divisors is an integer number (91884).

It is a Proth number, since it is equal to 419 ⋅ 2¹² + 1 and 419 < 2¹².

2^1716225 is an apocalyptic number.

1716225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1716225 is a deficient number, since it is larger than the sum of its proper divisors (1591599).

1716225 is a wasteful number, since it uses less digits than its factorization.

1716225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494 (or 482 counting only the distinct ones).

The product of its digits is 840, while the sum is 24.

The square root of 1716225 is about 1310.0477090549. The cubic root of 1716225 is about 119.7268090836.

The spelling of 1716225 in words is "one million, seven hundred sixteen thousand, two hundred twenty-five".